wzab/nRF51_linux_intall.md

## nRF51_linux_intall.md

      
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              nRF51_linux_intall.md
            
          
    nRF51 Development Kit complete setup for Linux

Installation Steps

Toolchain


download toolchain https://launchpad.net/gcc-arm-embedded/+download

SDK


download nRF51 SDK https://www.nordicsemi.com/eng/Products/Bluetooth-Smart-Bluetooth-low-energy/nRF5-SDK


edit Makefile config : ~/nrf51-sdk/components/toolchain/gcc/Makefile.posix :


GNU_INSTALL_ROOT := <path_to_toolchain>
GNU_VERSION := 5.2.1
GNU_PREFIX := arm-none-eabi

Replace your toolchain path + your GNU version
Uploader

get the nrf uploader : https://www.nordicsemi.com/eng/nordic/Products/nRF51-DK/nRF5x-Tools-Linux/51392
Segger


install Segger in /opt/SEGGER/JLink from https://www.segger.com/jlink-software.html

Build

cd ~/nrf51-sdk/examples/peripheral/blinky/pca10028/blank/armgcc
make

Upload

//erase firmware
nrfjprog --family  nRF51 -e

//upload firmware
nrfjprog --family  nRF51 --program _build/nrf51422_xxac.hex

//start firmware
nrfjprog --family  nRF51 -r

Debug your code

add JLink folder to your path :
export PATH=$PATH:/opt/SEGGER/JLink

start debug :
JLinkExe  -device  nRF51422_xxAC -speed 4000 -if SWD
> connect

In another terminal :
JLinkRTTClient


You should now see Hello World from SEGGER! if your blink example is running